1 /*
2 * Copyright (c) 2025 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #include "valueobject_fuzzer.h"
17
18 #include <fuzzer/FuzzedDataProvider.h>
19
20 #include "grd_api_manager.h"
21 #include "oh_value_object.h"
22 #include "rdb_errno.h"
23 #include "relational_store.h"
24 #include "relational_store_error_code.h"
25 #include "relational_store_impl.h"
26
27
28 using namespace OHOS::NativeRdb;
29 using namespace OHOS::RdbNdk;
30
ValueObjectFuzzTest(FuzzedDataProvider & provider)31 void ValueObjectFuzzTest(FuzzedDataProvider &provider)
32 {
33 OH_VObject *valueObject = OH_Rdb_CreateValueObject();
34 if (valueObject == nullptr) {
35 return;
36 }
37
38 // Test putText
39 {
40 std::string value = provider.ConsumeRandomLengthString();
41 valueObject->putText(valueObject, value.c_str());
42 }
43
44 // Test putInt64
45 {
46 const int minArraySize = 1;
47 const int maxArraySize = 50;
48 size_t arraySize = provider.ConsumeIntegralInRange<size_t>(minArraySize, maxArraySize);
49 std::vector<int64_t> array(arraySize);
50 for (size_t i = 0; i < arraySize; i++) {
51 array[i] = provider.ConsumeIntegral<int64_t>();
52 }
53 valueObject->putInt64(valueObject, array.data(), array.size());
54 }
55
56 // Test putDouble
57 {
58 const int minArraySize = 1;
59 const int maxArraySize = 50;
60 size_t arraySize = provider.ConsumeIntegralInRange<size_t>(minArraySize, maxArraySize);
61 std::vector<double> array(arraySize);
62 for (size_t i = 0; i < arraySize; i++) {
63 array[i] = static_cast<double>(provider.ConsumeFloatingPoint<float>());
64 }
65 valueObject->putDouble(valueObject, array.data(), array.size());
66 }
67
68 // Test putTexts
69 {
70 const int minArraySize = 1;
71 const int maxArraySize = 50;
72 size_t arraySize = provider.ConsumeIntegralInRange<size_t>(minArraySize, maxArraySize);
73
74 // Use std::vector to manage memory
75 std::vector<std::unique_ptr<char[]>> stringStorage(arraySize);
76 const char **array = new const char *[arraySize];
77
78 for (size_t i = 0; i < arraySize; i++) {
79 std::string value = provider.ConsumeRandomLengthString();
80
81 // Allocate memory for each string
82 stringStorage[i] = std::make_unique<char[]>(value.size() + 1);
83 std::copy(value.begin(), value.end(), stringStorage[i].get());
84 stringStorage[i][value.size()] = '\0'; // Ensure the string is null-terminated
85
86 // Assign the pointer to array
87 array[i] = stringStorage[i].get();
88 }
89
90 // Use array
91 valueObject->putTexts(valueObject, array, arraySize);
92
93 // Free the array pointer
94 delete[] array;
95 }
96
97 // Destroy valueObject
98 valueObject->destroy(valueObject);
99 }
100
101 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)102 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
103 {
104 // Run your code on data
105 FuzzedDataProvider provider(data, size);
106 ValueObjectFuzzTest(provider);
107 return 0;
108 }
109